(1)3.64÷4+4.36×25%=(2)1.05×(3.8-0.8)÷6.3=(3)(1/2+1/3)÷3/5-17/18=(4)(1-3/4×2/5)÷(1/4+3/8)=
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(1)3.64÷4+4.36×25%=(2)1.05×(3.8-0.8)÷6.3=(3)(1/2+1/3)÷3/5-17/18=(4)(1-3/4×2/5)÷(1/4+3/8)=
(1)3.64÷4+4.36×25%=
(2)1.05×(3.8-0.8)÷6.3=
(3)(1/2+1/3)÷3/5-17/18=
(4)(1-3/4×2/5)÷(1/4+3/8)=
(1)3.64÷4+4.36×25%=(2)1.05×(3.8-0.8)÷6.3=(3)(1/2+1/3)÷3/5-17/18=(4)(1-3/4×2/5)÷(1/4+3/8)=
1)原式=3.64×0.25+4.36×0.25
=(3.64+4.36)×0.25
=8×0.25
=2×4×0.25
=2×1
=2
2)原式=1.05×3÷6.3
=1.05×3÷2.1÷3
=(1.05÷2.1)×(3÷3)
=0.5×1
=0.5
3)原式=(1/2+1/3)×5/3-17/18
=5/6×5/3-17/18
=25/18-17/18
=8/18
=4/9
4)原式=(1-3/10)÷5/8
=7/10×8/5
=28/25
(1)=0.91+1.09
=2
(2)=1.05×3÷6.3
=0.5
(1)3.64÷4+4.36×25%
=(3.64+4.36)÷4
=2
(2)1.05×(3.8-0.8)÷6.3
=1.05×3÷6.3
=1.05×(3÷6.3)
=1.05×10/21
=0.5
(3)(1/2+1/3)÷3/5-17/18
=5/6×5/3-17/18
=25/18-17/18
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(1)3.64÷4+4.36×25%
=(3.64+4.36)÷4
=2
(2)1.05×(3.8-0.8)÷6.3
=1.05×3÷6.3
=1.05×(3÷6.3)
=1.05×10/21
=0.5
(3)(1/2+1/3)÷3/5-17/18
=5/6×5/3-17/18
=25/18-17/18
=8/18
=4/9
(4)(1-3/4×2/5)÷(1/4+3/8)
=(1-3/10)÷5/8
=7/10×8/5
=28/25
=1又3/25或者1.12
收起
(1)3.64÷4+4.36×25%=3.64×1/4+4.36×25%=(3.64+4.36)×1/4=2
(2)1.05×(3.8-0.8)÷6.3=1.05×3÷6.3=0.5
(3)(1/2+1/3)÷3/5-17/18=5/6×5/3-17/18=25/18-17/18=4/9
(4)(1-3/4×2/5)÷(1/4+3/8)=7/10÷5/8=28/25=1.12
1. 2
2. 0.5
3. 4/9
4. 1.12
(1)0.91+1.09=2
(2)1.05*3/6.3=0.5
(3)5/6*5/3-17/18=8/18
(4)4/5*8/5=32/25
六年级还问,快升学了,自己想吧
3.64/4+4.36*25% = 2
1.05*(3.8-0.8)/6.3 = 0.5
(1/2+1/3)÷3/5-17/18=-0.88888888888889
(1-3/4*2/5)/(1/4+3/8) = 1.12
只给你答案,要自己做哟!
3.64÷4+4.36x25% 1.05x(3.8-0.8)÷6.3 (1/2+1/3)÷3/5-17/18
=3.64x25%+4.36x25% =1.05x3÷6.3 =5/6÷3/5-1+1/18
=(3.64+4.36)x2...
全部展开
3.64÷4+4.36x25% 1.05x(3.8-0.8)÷6.3 (1/2+1/3)÷3/5-17/18
=3.64x25%+4.36x25% =1.05x3÷6.3 =5/6÷3/5-1+1/18
=(3.64+4.36)x25% =1.05÷2.1 =25/18+1/18-1
=8x25% =0.5 =4/9
=2
(1-3/4x2/5)÷(1/4+3/8)
=7/10÷5/8
=28/25
收起
1)3.64÷4+4.36×25%=2
(2)1.05×(3.8-0.8)÷6.3=0.5
(3)(1/2+1/3)÷3/5-17/18=4/9
(4)(1-3/4×2/5)÷(1/4+3/8)=28/25
(1)2
(2)0.5
(3)4/9
(4)28/25
3.64÷4+4.36×25%=3.64×1/4+4.36×1/4=(3.64+4.36)×1/4=8×1/4=2
1.05×(3.8-0.8)÷6.3=1.05*3=3.15÷6.3=0.5
(1/2+3/1)÷3/5-17/18=5/6x5/3-17/18=25/18-17/18=4/9
(1-3/4×2/5)÷(1/4+3/8)= =(1-3/10)÷(5/8)=7/10×8/5=28/25